<template>
  <view class="normal-login-container">
    <!-- <view class="logo-content align-center justify-center flex">
      <image style="width: 100rpx;height: 100rpx;" :src="globalConfig.appInfo.logo" mode="widthFix">
      </image>
      <text class="title">若依移动端登录</text>
    </view> -->
    <view class="login-form-content">
      <view class="input-item flex align-center">
        <view class="iconfont icon-user icon"></view>
        <input v-model="loginForm.username" class="input" type="text" placeholder="请输入账号" maxlength="30" />
      </view>
      <view class="input-item flex align-center">
        <view class="iconfont icon-password icon"></view>
        <input v-model="loginForm.password" type="password" class="input" placeholder="请输入密码" maxlength="20" />
      </view>
      <view class="input-item flex align-center" style="width: calc(100% - 100px);margin: 0px;" v-if="captchaEnabled">
        <view class="iconfont icon-code icon"></view>
        <input v-model="loginForm.code" type="number" class="input" placeholder="请输入验证码" maxlength="4" />
        <view class="login-code">
          <image :src="codeUrl" style="width: 100px;" @click="getCode" class="login-code-img"></image>
        </view>
      </view>
      <view class="action-btn">
        <button @click="handleLogin" class="login-btn cu-btn block bg-blue lg round">登录</button>
      </view>
    </view>
    
    <!-- <view class="xieyi text-center">
      <text class="text-grey1">登录即代表同意</text>
      <text @click="handleUserAgrement" class="text-blue">《用户协议》</text>
      <text @click="handlePrivacy" class="text-blue">《隐私协议》</text>
    </view> -->
  </view>
</template>

<script>
  import {
    setToken,
    getToken,
  } from '@/utils/auth';
  import {
    getCodeImg,
    customLogin,
  } from '@/api/login';
  import {
    getUserInfo,
  } from '../api/user.js';
  
  export default {
    data() {
      return {
        pageQuery: {},
        appData: getApp().globalData,
        codeUrl: '',
        captchaEnabled: true,
        globalConfig: getApp().globalData.config,
        loginForm: {
          username: '',
          password: '',
          code: '',
          uuid: '',
        },
      };
    },
    created() {
      console.log(this.appData);
      this.getCode();
    },
    methods: {
      // 隐私协议
      handlePrivacy() {
        let site = this.globalConfig.appInfo.agreements[ 0 ];
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`);
      },
      // 用户协议
      handleUserAgrement() {
        let site = this.globalConfig.appInfo.agreements[ 1 ];
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`);
      },
      // 获取图形验证码
      getCode() {
        getCodeImg().then(res => {
          this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled;
          if (this.captchaEnabled) {
            this.codeUrl = 'data:image/gif;base64,' + res.img;
            this.loginForm.uuid = res.uuid;
          }
        });
      },
      // 登录方法
      async handleLogin() {
        const {
          loginForm,
        } = this;
        if (!loginForm.username) {
          this.$modal.msgError('请输入您的账号');
          return;
        }
        if (!loginForm.password) {
          this.$modal.msgError('请输入您的密码');
          return;
        }
        if (!loginForm.code && this.captchaEnabled) {
          this.$modal.msgError('请输入验证码');
        }
        this.$modal.loading('登录中，请耐心等待...');
        // this.pwdLogin()
        this.customLogin();
      },
      async customLogin() {
        let from = this.pageQuery.from || '';
        from = decodeURIComponent(from) || '/pages/index/index';
        const {
          loginForm,
          appData,
        } = this;
        // openId -在调用接口时需要传递
        //  username -登录用户名
        // password -登录密码、
        const param = {
          openId: appData.openId,
          ...loginForm,
        };
        const res = await customLogin(param).catch(() => {
          this.$modal.closeLoading();
        });
        this.$modal.closeLoading();
        console.log(res);
        if (res && res.code === 200) {
          setToken(res.token);
          this.$store.dispatch('LoginSuccess', {
            token: res.token,
            state: res.state,
          });
          await this.getUserInfo();
          uni.reLaunch({
            url: from,
          });
        }
      },
      async getUserInfo() {
        const res = await getUserInfo();
        if (res.code === 200) {
          res.token = getToken();
          this.$store.dispatch('setUserInfo', res);
        }
      },
      // 密码登录
      async pwdLogin() {
        this.$store.dispatch('Login', this.loginForm).then(() => {
          this.$modal.closeLoading();
          this.loginSuccess();
        }).catch(() => {
          if (this.captchaEnabled) {
            this.getCode();
          }
        });
      },
      // 登录成功后，处理函数
      loginSuccess(result = {}) {
        // 设置用户信息
        this.$store.dispatch('GetInfo', {
          token: result.token,
        }).then(res => {
          // this.$tab.reLaunch('/pages/index')
          uni.reLaunch({
            url: '/pages/index/index',
          });
        });
      },
      onShow() {
        const pageList = getCurrentPages();
        const param = pageList[ pageList.length - 1 ].options || {};
        this.pageQuery = param;
      },
    },
  };
</script>

<style lang="scss">
  page {
    background-color: #ffffff;
  }
  
  .normal-login-container {
    width: 100%;
    
    .logo-content {
      width: 100%;
      font-size: 21px;
      text-align: center;
      padding-top: 15%;
      
      image {
        border-radius: 4px;
      }
      
      .title {
        margin-left: 10px;
      }
    }
    
    .login-form-content {
      text-align: center;
      margin: auto;
      padding-top: 50px;
      width: 80%;
      
      .input-item {
        margin: 0 auto 20px;
        background-color: #f5f6f7;
        height: 45px;
        border-radius: 20px;
        
        .icon {
          font-size: 38 rpx;
          margin-left: 10px;
          color: #999;
        }
        
        .input {
          width: 100%;
          font-size: 14px;
          line-height: 20px;
          text-align: left;
          padding-left: 15px;
        }
      }
      
      .login-btn {
        margin-top: 40px;
        height: 45px;
      }
      
      .xieyi {
        color: #333;
        margin-top: 20px;
      }
      
      .login-code {
        height: 38px;
        float: right;
        
        .login-code-img {
          height: 38px;
          position: absolute;
          margin-left: 10px;
          width: 200 rpx;
        }
      }
    }
  }
</style>
